Quantum 8, 1499 (2024). https://doi.org/10.22331/q-2024-10-10-1499 We constrain a broad class of teleportation protocols using insights from locality. In the “standard” teleportation protocols we consider, all outcome-dependent unitaries are Pauli operators conditioned on linear functions of […]
Insider Brief A new report from Innovate UK offers a detailed review of the possibilities and challenges of emerging quantum technologies in healthcare. The report highlights advancements such as wearable brain scanners and non-invasive cancer […]
Quantum 8, 1498 (2024). https://doi.org/10.22331/q-2024-10-10-1498 Quantum technologies have the potential to solve certain computationally hard problems with polynomial or super-polynomial speedups when compared to classical methods. Unfortunately, the unstable nature of quantum information makes it […]
Quantum 8, 1497 (2024). https://doi.org/10.22331/q-2024-10-10-1497 While volume violation of area law has been exhibited in several quantum spin chains, the construction of a corresponding ground state in higher dimensions, entangled in more than one direction, […]
Quantum 8, 1496 (2024). https://doi.org/10.22331/q-2024-10-10-1496 We develop three new methods to implement any Linear Combination of Unitaries (LCU), a powerful quantum algorithmic tool with diverse applications. While the standard LCU procedure requires several ancilla qubits […]
Insider Brief Altair and the Technical University of Munich published runnable code for quantum computers and simulators that integrates the Lattice-Boltzmann Method into quantum computational fluid dynamics (CFD). A new quantum algorithm for three-dimensional CFD […]
Quantum 8, 1495 (2024). https://doi.org/10.22331/q-2024-10-10-1495 There has been much recent interest in near-term applications of quantum computers, i.e., using quantum circuits that have short decoherence times due to hardware limitations. Variational quantum algorithms (VQA), wherein […]
Insider Brief A study by Hebrew University of Jerusalem researchers demonstrates a scalable, resource-efficient approach to quantum computation using high-dimensional spatial encoding to generate large cluster states. The researchers achieved the generation of cluster states […]
Quantum 8, 1494 (2024). https://doi.org/10.22331/q-2024-10-10-1494 Quantum Darwinism builds on decoherence theory to explain the emergence of classical behavior in a fundamentally quantum universe. Within this framework we prove two crucial insights about the emergence of […]
Insider Brief An expert commission has presented a report outlining strategic recommendations to advance Chile’s quantum technology ecosystem, emphasizing applications in mining, renewable energy and cybersecurity. Since 1983, the Chilean state has invested over 20 […]
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